typescript通过POST从Java调用Firebase函数
所以我有一个TypeScript函数,它将文档写入firestore
exports.register = functions.https.onRequest((req:any, res:any) => {
if (req.method === 'PUT') {
res.status(403).send('Forbidden!');
return;
}
cors(req, res, () => {
const name = req.query.name;
//validations
if (!name) {
res.status(200).send("Please enter name.");
return;
}
//Other input validations....
const vkey = Math.random()*1000000000000000;
//check if user already exists in firestore
const userRef = admin.firestore().collection('users')
let userExists;
userRef.where('email', '==', email).get()
.then((snapshot: { size: any; }) => {
userExists = snapshot.size;
console.log(`user by email query size ${userExists}`);
//send error if user exists
if(userExists && userExists > 0){
res.status(200).send("Account with the same email exists");
return;
}
//add user to database
admin.firestore().collection('users').add({
name: name,
email: email,
password: password,
user: user,
vkey: vkey,
verified: 0,
token: 0
}).then((ref: { id: any; }) => {
console.log('add user account', ref.id);
res.status(200).send("Registered");
return;
});
})
.catch((err: any) => {
console.log('error getting user by email', err);
res.status(200).send("System error, please try again.");
});
});
});
我需要通过POST请求从java代码中调用这个函数。我已经通过GET实现了这一点,但我必须发送的数据超出了GET的处理能力。(我知道注册函数工作正常,因为我得到了响应,当使用GET和更少的数据进行测试时,它会将文档写入firestore没有问题)我当前实现POST的代码如下所示:
public class UtilsUpdateUser extends AsyncTask<String,Void,String> {
@Override
protected String doInBackground(String... urls) {
try {
String jsonString = Utils.userToString(Utils.USER);
String data = URLEncoder.encode("name", "UTF-8") + "=" +
URLEncoder.encode(usernameString, "UTF-8");
data += "&" + URLEncoder.encode("password", "UTF-8") + "=" +
URLEncoder.encode(Utils.PASSWORD, "UTF-8");
data += "&" + URLEncoder.encode("user", "UTF-8") + "=" +
URLEncoder.encode(jsonString, "UTF-8");
data += "&" + URLEncoder.encode("email", "UTF-8") + "=" +
URLEncoder.encode(emailString, "UTF-8");
URL url = new URL(urls[0]);
URLConnection conn = url.openConnection();
conn.setDoOutput(true);
OutputStreamWriter wr = new OutputStreamWriter(conn.getOutputStream());
wr.write(data);
wr.flush();
BufferedReader reader = new BufferedReader(new InputStreamReader(conn.getInputStream()));
StringBuilder sb = new StringBuilder();
String line;
while ((line = reader.readLine()) != null) {
sb.append(line);
}
return sb.toString();
} catch (Exception e) {
return "Internet";
}
}
@Override
protected void onPostExecute(String s) {
Log.i("MyData",s);
}
}
但此代码总是导致“请输入名称”非常感谢您的帮助
# 1 楼答案
POST调用是正确的问题是,在我使用的云函数中
req.query.VARIABLE_NAME;
如果是POST,这对GET put来说是很好的;sreq.body.VARIABLE_NAME;